X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Ffloat.pure.lisp;h=7e6d5fd61b4a80a7ae4eac52de2a53bdf777b795;hb=7e24349c17298e2959e853ea411b5f65d9f7f332;hp=275cb72ac224b78f4ae3d951ebb4324f09fe4c8b;hpb=3a65d1cfc0e4799b9b9bf1467054788870a5f6a5;p=sbcl.git

diff --git a/tests/float.pure.lisp b/tests/float.pure.lisp
index 275cb72..7e6d5fd 100644
--- a/tests/float.pure.lisp
+++ b/tests/float.pure.lisp
@@ -156,3 +156,49 @@
                      (+ x0 x2 x4 x6) (+ x1 x3 x5 x7)
                      (+ x0 x3 x4 x7) (+ x1 x2 x5 x6)
                      (+ x0 x1 x6 x7) (+ x2 x3 x4 x5)))))))
+
+
+#-x86-64
+(with-test (:name :nan-comparisons)
+  (sb-int:with-float-traps-masked (:invalid)
+    (macrolet ((test (form)
+                 (let ((nform (subst '(/ 0.0 0.0) 'nan form)))
+                   `(progn
+                      (assert (eval ',nform))
+                      (assert (eval `(let ((nan (/ 0.0 0.0)))
+                                       ,',form)))
+                      (assert (funcall
+                               (compile nil `(lambda () ,',nform))))
+                      (assert (funcall
+                               (compile nil `(lambda (nan) ,',form))
+                               (/ 0.0 0.0)))))))
+      (test (/= nan nan))
+      (test (/= nan nan nan))
+      (test (/= 1.0 nan 2.0 nan))
+      (test (/= nan 1.0 2.0 nan))
+      (test (not (= nan 1.0)))
+      (test (not (= nan nan)))
+      (test (not (= nan nan nan)))
+      (test (not (= 1.0 nan)))
+      (test (not (= nan 1.0)))
+      (test (not (= 1.0 1.0 nan)))
+      (test (not (= 1.0 nan 1.0)))
+      (test (not (= nan 1.0 1.0)))
+      (test (not (>= nan nan)))
+      (test (not (>= nan 1.0)))
+      (test (not (>= 1.0 nan)))
+      (test (not (>= 1.0 nan 0.0)))
+      (test (not (>= 1.0 0.0 nan)))
+      (test (not (>= nan 1.0 0.0)))
+      (test (not (<= nan nan)))
+      (test (not (<= nan 1.0)))
+      (test (not (<= 1.0 nan)))
+      (test (not (<= 1.0 nan 2.0)))
+      (test (not (<= 1.0 2.0 nan)))
+      (test (not (<= nan 1.0 2.0)))
+      (test (not (< nan nan)))
+      (test (not (< -1.0 nan)))
+      (test (not (< nan 1.0)))
+      (test (not (> nan nan)))
+      (test (not (> -1.0 nan)))
+      (test (not (> nan 1.0))))))